Hi,
There is a small bug in the view.category.frontend.accombo.html.php file. The problem seems to be
$ag_perpage = 20; (near line 31)
This can be easily solved by setting the variable to $ag_perpage = 10;
Have fun, hope this helps
/components/com_accombo/view.category.frontend.accombo.html.php
---snip---
28 //************************************************** **************
29 // Count the number of published records in this category
30 //************************************************** **************
31 if ( !isset($ag_perpage) ) $ag_perpage = 10;
---snip---